Electromagnetic Field Theory Poyniting vector has the dimensions Watt × metre. Watt/metre. Watt × metre2. Watts/metre2. Watt × metre. Watt/metre. Watt × metre2. Watts/metre2. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the value of skin depth as 100 Hz in a material having μr = 1.0 and & σ = 3.60 × 107 s/m 4 mm. 8.4 mm. 10 mm. 2.4 mm. 4 mm. 8.4 mm. 10 mm. 2.4 mm. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A sphere of 20 cm radius contains electrical charge of density 2/(r sinθ) c/m3. What is the total charge contained within the sphere? 0.335 C. None of above. 0.335/sinθ c. 0. 0.335 C. None of above. 0.335/sinθ c. 0. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A waveguide operated below cut off frequency can be used as None An attenuator An isolator Phase shifter None An attenuator An isolator Phase shifter ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory As a result of reflection from a plane conducting wall, electromagnetic waves acquire an apparent velocity greater than the velocity of light in space. This is called the group velocity. velocity of propagation. normal velocity. phase velocity. group velocity. velocity of propagation. normal velocity. phase velocity. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Midway between two equal and similar charges, a third equal and similar charge is placed, then this third charge will will move out of the field of influence of two charges. not be equilibrium. be in unstable equilibrium. remain in stable equilibrium. will move out of the field of influence of two charges. not be equilibrium. be in unstable equilibrium. remain in stable equilibrium. ANSWER DOWNLOAD EXAMIANS APP
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